Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun water_chestnut

3 senses of water chestnut

Sense 1
water chestnut, water chestnut plant, caltrop -- (a plant of the genus Trapa bearing spiny four-pronged edible nutlike fruits)
       => aquatic plant, water plant, hydrophyte, hydrophytic plant -- (a plant that grows partly or wholly in water whether rooted in the mud, as a lotus, or floating without anchorage, as the water hyacinth)

Sense 2
water chestnut, Chinese water chestnut, Eleocharis dulcis -- (Chinese sedge yielding edible bulb-shaped tubers)
       => spike rush -- (a sedge of the genus Eleocharis)

Sense 3
water chestnut -- (edible bulbous tuber of a Chinese marsh plant)
       => tuber -- (a fleshy underground stem or root serving for reproductive and food storage)